Oban has been around for many years, and is used widely in the Elixir ecosystem. I’m sure the creators of Solid Queue were heavily inspired by it.

https://hexdocs.pm/oban/Oban.html

What like pg boss for Node? https://github.com/timgit/pg-boss

PGQueuer does something fairly similar in python: https://github.com/janbjorge/pgqueuer